/* * Copyright (C) 2013 Max Kellermann <max@duempel.org> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef MPD_THREAD_GLIB_COND_HXX #define MPD_THREAD_GLIB_COND_HXX #include "GLibMutex.hxx" /** * A wrapper for GCond. */ class GLibCond { #if GLIB_CHECK_VERSION(2,32,0) GCond cond; #else GCond *cond; #endif public: GLibCond() { #if GLIB_CHECK_VERSION(2,32,0) g_cond_init(&cond); #else cond = g_cond_new(); #endif } ~GLibCond() { #if GLIB_CHECK_VERSION(2,32,0) g_cond_clear(&cond); #else g_cond_free(cond); #endif } GLibCond(const GLibCond &other) = delete; GLibCond &operator=(const GLibCond &other) = delete; private: GCond *GetNative() { #if GLIB_CHECK_VERSION(2,32,0) return &cond; #else return cond; #endif } public: void signal() { g_cond_signal(GetNative()); } void broadcast() { g_cond_broadcast(GetNative()); } void wait(GLibMutex &mutex) { g_cond_wait(GetNative(), mutex.GetNative()); } }; #endif